FNL may refer to: Czech National Football League () Far North Line, a rail line in Scotland Fluctuation and Noise Letters, a scholarly journal Fort Collins-Loveland Municipal Airport in Colorado, United States Fox News Live, an American news program Friday Night Lights (disambiguation) Friday Night Live (disambiguation) National Forces of Liberation (French: ) in Burundi National Front for the Liberation of South Vietnam (French: ) Russian Football National League (Russian: , '')